Is CVE-2025-71240 in the CISA KEV catalog?

No. CVE-2025-71240 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2025-71240?

CVE-2025-71240 has a CVSS v3 base score of 5.4 (MEDIUM).

What is the EPSS score for CVE-2025-71240?

CVE-2025-71240 has an EPSS score of 0.18% (8th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2025-71240?

Upgrade spip on debian 13 to 4.3.0+dfsg-1 or later.

CVE & CISA-KEV Catalog

CVE-2025-71240

MEDIUM

5.4

CVSS v3

NVD

Description

SPIP before 4.2.15 allows Cross-Site Scripting (XSS) via crafted content in HTML code tags. The application does not properly verify JavaScript within code tags, allowing an attacker to inject malicious scripts that execute in a victim's browser.

CWE-79Cross-Site Scripting (XSS)

How to fix

Remediation Available

spipDebian

Fixed in:4.3.0+dfsg-1CVE-2025-71240

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredLow

User InteractionRequired

ScopeChanged

Impact

ConfidentialityLow

IntegrityLow

AvailabilityNone

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Exploit Intelligence

0.18%probability of exploitation in 30 days

8thpercentile

Low risk: more likely to be exploited than 8% of all known CVEs.

References

Third-Party Advisory1

vulncheck.com

Release Notes1

blog.spip.net

Product1

git.spip.net

Related Vulnerabilities

Other CWE-79 (Cross-Site Scripting (XSS)) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2020-11022	Medium	6.9	99%	-	Fix
CVE-2019-3929	Critical	9.8	99%	KEV	Fix
CVE-2020-9496	Medium	6.1	99%	-	-
CVE-2023-28341	Medium	6.1	99%	-	Fix
CVE-2018-12998	Medium	6.1	98%	-	-
CVE-2025-4123	High	7.6	98%	-	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-02-24.